Hartmann and Braun voltmeter no.10222 scaled 0-650V, c.1890,

Hartmann and Braun voltmeter no.10222 scaled 0-650V, c.1890, made by Hartmann & Braun, Frankfurt for the Electric Construction Corporation Ltd.

Collection
Science Museum
Inventory Number
3187096
Title
Hartmann and Braun voltmeter no.10222 scaled 0-650V, c.1890,
Object Type
PhysicalObject
Measurements
- overall: 133 mm x 240 mm x 272 mm

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